Home / 1,720,941.76-2,374,707.12-956,949.76

Finding the Fourth Proportional to 1,720,941.76, 2,374,707.12 and 956,949.76

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Solution

The fourth proportional to 1,720,941.76, 2,374,707.12 and 956,949.76 is: 1,320,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,941.76 : 2,374,707.12 = 956,949.76 : x
  2. Step 2: Convert to fraction form
    1,720,941.76/2,374,707.12 = 956,949.76/x
  3. Step 3: Cross multiply
    1,720,941.76x = 2,374,707.12 × 956,949.76
  4. Step 4: Simplify right side
    1,720,941.76x = 2,272,475,408,554.29
  5. Step 5: Solve for x
    x = 2,272,475,408,554.29/1,720,941.76
  6. Step 6: Final answer
    x = 1,320,483.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.